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427093 = 2391787
BaseRepresentation
bin1101000010001010101
3210200212021
41220101111
5102131333
613053141
73426112
oct1502125
9720767
10427093
11271977
121871b1
1311c524
14b1909
158682d
hex68455

427093 has 4 divisors (see below), whose sum is σ = 429120. Its totient is φ = 425068.

The previous prime is 427081. The next prime is 427103. The reversal of 427093 is 390724.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-427093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655 + ... + 1132.

It is an arithmetic number, because the mean of its divisors is an integer number (107280).

2427093 is an apocalyptic number.

It is an amenable number.

427093 is a deficient number, since it is larger than the sum of its proper divisors (2027).

427093 is a wasteful number, since it uses less digits than its factorization.

427093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2026.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 427093 is about 653.5235267379. The cubic root of 427093 is about 75.3079486526.

The spelling of 427093 in words is "four hundred twenty-seven thousand, ninety-three".

Divisors: 1 239 1787 427093